option('runtime_libdir', type : 'string', value : '', description : 'install runtime libraries relative to libdir') option('iconv', type : 'combo', choices : ['auto', 'libc', 'external'], value : 'auto', description : 'iconv implementation to use (\'libc\' = \'Part of the C library\'; \'external\' = \'External libiconv\'; \'auto\' = \'Auto-detect which iconv is available\')') option('charsetalias_dir', type : 'string', value : '', description : 'directory for charset.alias dir (default to \'libdir\' if unset)') option('gio_module_dir', type : 'string', value : '', description : 'load gio modules from this directory (default to \'libdir/gio/modules\' if unset)') option('selinux', type : 'feature', value : 'auto', description : 'build with selinux support') option('xattr', type : 'boolean', value : true, description : 'build with xattr support') option('libmount', type : 'boolean', value : true, description : 'build with libmount support') option('internal_pcre', type : 'boolean', value : false, description : 'whether to use internal PCRE') option('man', type : 'boolean', value : false, description : 'generate man pages (requires xsltproc)') option('dtrace', type : 'boolean', value : false, description : 'include tracing support for dtrace') option('systemtap', type : 'boolean', value : false, description : 'include tracing support for systemtap') option('tapset_install_dir', type : 'string', value : '', description : 'path where systemtap tapsets are installed') option('gtk_doc', type : 'boolean', value : false, description : 'use gtk-doc to build documentation') option('bsymbolic_functions', type : 'boolean', value : true, description : 'link with -Bsymbolic-functions if supported') option('force_posix_threads', type : 'boolean', value : false, description : 'Also use posix threads in case the platform defaults to another implementation (on Windows for example)') option('fam', type : 'boolean', value : false, description : 'Use fam for file system monitoring') option('installed_tests', type : 'boolean', value : false, description : 'enable installed tests') option('nls', type : 'feature', value : 'auto', yield: true, description : 'Enable native language support (translations)') option('oss_fuzz', type : 'feature', value : 'disabled', description : 'Indicate oss-fuzz build environment')